Home / 868,506.28-1,198,586.52-481,313.56

Finding the Fourth Proportional to 868,506.28, 1,198,586.52 and 481,313.56

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Solution

The fourth proportional to 868,506.28, 1,198,586.52 and 481,313.56 is: 664,239.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,506.28 : 1,198,586.52 = 481,313.56 : x
  2. Step 2: Convert to fraction form
    868,506.28/1,198,586.52 = 481,313.56/x
  3. Step 3: Cross multiply
    868,506.28x = 1,198,586.52 × 481,313.56
  4. Step 4: Simplify right side
    868,506.28x = 576,895,944,909.21
  5. Step 5: Solve for x
    x = 576,895,944,909.21/868,506.28
  6. Step 6: Final answer
    x = 664,239.23

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.